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Question

A peacock is sitting on the top of a tree. It observes a serpent on the ground making an angle of depression of 30o. The peacock with the speed of 300 m/min catches the serpent in 12 seconds. What height of the tree?

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Solution

Given,

Speed =300 m/min

We know that distancetime=speed
AB=300 m/min×12 seconds
=30060×12
AB=60 m

Now,
sin30=hAB
h=sin(30)×AB
=12×60

=30 m


2105710_1298771_ans_d21a4d0fcf3d4c8ab7fb83d58728b32f.png


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